Question: Write a subroutine that takes R0 and R1 as parameters. They contain ASCII codes of two hexadecimal digits (R1 is the most significant). It returns

Write a subroutine that takes R0 and R1 as parameters. They contain ASCII codes of two hexadecimal digits (R1 is the most significant). It returns the corresponding hexadecimal number in R0. The hexadecimal digits can be are 0..9 and a..f. Uppercase letters do not need to be considered. So if R0 stores 'a' and R1 stores '1' initially, after your subroutine R0 will store 26, or x1a.

In LC3 assembly language

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